<template>
    <div class="icons">
      <swiper>
        <swiper-slide v-for="(page,index) of pages" :key="index">
          <div class="icon" v-for="item of page" :key="item.id">
            <div class="icon-img">
              <img class="icon-imgcontent" :src="item.imgUrl" alt="">
              <p class="icon-desc">{{item.desc}}</p>
            </div>
          </div>
        </swiper-slide>
      </swiper>
    </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  data () {
    return {
      iconList: [{
        id: '0001',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
        desc: '景点门票'
      }, {
        id: '0002',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1804/5a/13ceb38dcf262f02.png',
        desc: '一日游'
      }, {
        id: '0003',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1804/ff/fdf170ee89594b02.png',
        desc: '杭州必游'
      }, {
        id: '0004',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
        desc: '景点门票'
      }, {
        id: '0005',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1804/5a/13ceb38dcf262f02.png',
        desc: '一日游'
      }, {
        id: '0006',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1804/ff/fdf170ee89594b02.png',
        desc: '杭州必游'
      }, {
        id: '0007',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
        desc: '景点门票'
      }, {
        id: '0008',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1804/5a/13ceb38dcf262f02.png',
        desc: '一日游'
      }, {
        id: '0009',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1804/ff/fdf170ee89594b02.png',
        desc: '杭州必游'
      }]
    }
  },
  computed: {
    pages () {
      const pages = []
      this.iconList.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style scoped lang="stylus">
  @import "~styles/varibles.styl"
  @import "~styles/mixins.styl"
.icons >>> .swiper-container
  overflow hidden
  height 0
  padding-bottom 50%
.icon
  position relative
  overflow: hidden
  float left
  width 25%
  height 0
  padding-bottom 25%
  .icon-img
    position absolute
    right 0
    left 0
    top 0
    bottom  0.44rem
    box-sizing border-box
    padding .1rem
    .icon-imgcontent
      display block
      margin 0 auto
      height 100%
  .icon-desc
    position absolute
    left 0
    right 0
    bottom 0
    height .44rem
    line-height .44rem
    text-align center
    color $darkTextColor
    ellipsis()
</style>
